“Microcephaly may result from any insult that disturbs early brain growth…Annually, approximately 25,000 infants in the United States will be diagnosed with microcephaly…”

Bang.

Let me take apart that quote. Microcephaly can result from any early insult to the brain. Any.

That could mean a highly toxic pesticide, for example. It could mean severe and prolonged malnutrition of the mother. It could mean a toxic substance injected into the mother—a street drug or a vaccine. It could mean a physical blow. It could mean a mother’s chronic high fever. And so on.